Verify whether following are True or False: -3 is a zero of x-3

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Gujarati

Hindi

2. Polynomials

easy

Verify whether the following are True or False:

$-3$ is a zero of $x-3$

Option A

Option B

Option C

Option D

Solution

A zero of a polynomial $p(x)$ is a number $c$ such that $p(c)=0$

Let $p(x)=x-3$

$\therefore$ $p(-3)=-3-3=-6 \neq 0$

Hence,$-3$ is not a zero of $x-3$

Standard 9

Mathematics

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